Model Number

• 800 OP Series (60)
• 800 Series (64)
• 801 Series (60)
• 801DHC Series (15)
• 805R Series (15)
• 850/851 Series (72)
• 850R/851R Series (72)
• CS5602A Series (15)

Inlet Connection

• 1/2" (214)
• 3/4" (48)
• 1" (63)
• 1-1/4" (48)

Outlet Connection

• 3/4" (214)
• 1-1/4" (15)
• 1-1/2" (144)

Pressure Relief Setting

• Custom (27)
• 50 PSI (4)
• 75 PSI (15)
• 100 PSI (15)
• 125 PSI (15)
• 150 PSI (27)
• 175 PSI (27)
• 200 PSI (27)
• 225 PSI (27)
• 250 PSI (27)
• 275 PSI (27)
• 300 PSI (27)
• 325 PSI (27)
• 350 PSI (27)
• 375 PSI (27)
• 400 PSI (27)

Valve Finish

• Anodized Aluminum (72)
• Black Oxide Coated (46)
• Carbon Steel (46)
• Ductile Iron (72)
• Stainless Steel (137)

Brands

• Cyrus Shank (373)